<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        .article p{
                color: gray;
                font-size: 16px;
                line-height: 24px;
                text-align: center;

        }
        .article p::first-letter{
                text-indent: 1em;
                font-size: 24px;
                font-weight: bold;
        }
    </style>
</head>
<body>
    <article class="article">
        <p>这是文章的第一段。</p>
        <p>这是文章的第二段。</p>
      </article>
</body>
</html>